CVE-2026-101277

MEDIUM 6.5

Trusted Domain Project OpenDKIM Tag Tokenizer dkim.c dkim_process_set less trusted source

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

A security flaw has been discovered in Trusted Domain Project OpenDKIM up to 2.11.0. The impacted element is the function dkim_process_set of the file dkim.c of the component Tag Tokenizer. Performing a manipulation results in use of less trusted source. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-348
Vendor	trusted domain project
Product	opendkim
Published	Sep 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Trusted Domain Project / OpenDKIM

2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/411034 vuldb.com: https://vuldb.com/vuln/411034/cti vuldb.com: https://vuldb.com/cve/CVE-2026-101277 vuldb.com: https://vuldb.com/submit/918270 xuyongzhe-vt.github.io: https://xuyongzhe-vt.github.io/share/opendkim-tag-parser-desync.html

Credits

🔍 yongzhe_xu (VulDB User) VulDB CNA Team